## A simple CMake file to compile an Arduino project. ## Adjust the settings according to your board. ## The settings here work for the Arduino Uno, Rev. 3. # Project name project(marklincontroller) # CMake version cmake_minimum_required(VERSION 3.0) # Options # Adjust to your board set(MCU "atmega328p" CACHE STRING "Processor Type") set(CPU_SPEED "16000000" CACHE STRING "Speed of the CPU") set(PORT "/dev/ttyUSB3" CACHE STRING "USB Port") set(PORT_SPEED "57600" CACHE STRING "Serial Port Speed") set(PROGRAMMER "stk500v1" CACHE STRING "Programmer Type") set(COMPILE_FLAGS "" CACHE STRING "Additional Compiler Flags") set(SRC_FILES main.cpp serial.cpp train.cpp item.cpp turnout.cpp signal.cpp softspim.cpp nfcbord.cpp mfrc522.cpp) # Compiler suite specification set(CMAKE_C_COMPILER /usr/bin/avr-gcc) set(CMAKE_CXX_COMPILER /usr/bin/avr-g++) set(CMAKE_OBJCOPY /usr/bin/avr-objcopy) set(CMAKE_OBJDUMP /usr/bin/avr-objdump) set(CMAKE_RANLIB /usr/bin/avr-ranlib) set(CMAKE_LINKER /usr/bin/avr-ld) # Compiler flags add_definitions(-mmcu=${MCU} -DF_CPU=${CPU_SPEED}) add_definitions(-s -c -g -O2 -Wall -std=c++17 ) add_definitions(-fno-exceptions -ffunction-sections -fdata-sections) # Linker flags set(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "-Os") # remove -rdynamic for C set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "-Os") # remove -rdynamic for CXX set(CMAKE_EXE_LINKER_FLAGS "-Os -Wl,--gc-sections -mmcu=${MCU}") add_executable(${PROJECT_NAME} ${ARDUINO_CORE_SRC} ${SRC_FILES}) find_program(AR_AVRDUDE NAMES avrdude PATHS /usr/bin NO_DEFAULT_PATH) find_program(AR_AVRSIZE NAMES avr-size PATHS /usr/bin NO_DEFAULT_PATH) add_custom_target(download COMMAND ${CMAKE_OBJCOPY} -j .text -j .data -O ihex ${PROJECT_NAME} ${PROJECT_NAME}.hex COMMAND ${AR_AVRSIZE} -C ${PROJECT_NAME} COMMAND ${AR_AVRDUDE} -v -p ${MCU} -c ${PROGRAMMER} -P /dev/ttyUSB0 -b 57600 -D -U flash:w:${PROJECT_NAME}.hex DEPENDS ${PROJECT_NAME} ) add_custom_target(export COMMAND ${CMAKE_OBJCOPY} -j .text -j .data -O ihex ${PROJECT_NAME} ${PROJECT_NAME}.hex COMMAND ${AR_AVRSIZE} -C ${PROJECT_NAME} DEPENDS ${PROJECT_NAME} )